EncorePro 500 Digital Series - Customer Service headset | Poly, formerly Plantronics & Polycom
Amazon.com: Poly - Voyager 4310 UC Wireless Headset (Plantronics) - Single-Ear Headset with Boom Mic - Connect to PC/Mac via USB-A Bluetooth Adapter, Cell Phone via Bluetooth - Works with Teams, Zoom
Plantronics HW261N
Plantronics CS540 DECT Headset with APU-76 EHS Cable
Plantronics Savi W720 DECT Wireless Headset, Over-the-head, Binaural, Standard - from Image Management, LLC